#define _CRT_SECURE_NO_WARNINGS 1
#include<iostream>
#include<cstdio>

using namespace std;

int main()
{
	double A[100];
	for (int i = 0; i < 100; i++)
	{
		cin >> A[i];
		if (A[i] <= 10)
		{
			printf("A[%d] = %.1lf\n", i, A[i]);
		}
	}
	return 0;
}